H - Electricity – 01 – M
Patent
H - Electricity
01
M
H01M 8/04 (2006.01) B01D 39/16 (2006.01) H01M 8/06 (2006.01)
Patent
CA 2613594
A filter arrangement (1) for cleaning fuel cell supply air, comprising at least two filter layers (2, 3), whereby a first filter layer (2) is designed as a coarse filter and a second filter layer (3) as a fine filter, characterised in that the second filter layer (3) comprises an electret filter material.
La présente invention concerne un dispositif filtrant (1) pour nettoyer l'air alimentant une pile à combustible, comprenant au moins deux sous-couches filtrantes (2, 3), moyennant quoi une première sous-couche filtrante (2) est conçue en tant que filtre grossier et une seconde sous-couche filtrante (3) en tant que filtre fin, caractérisé en ce que la seconde sous-couche filtrante (3) comprend un matériau filtrant électret.
Hintenlang Dieter
Huecker Verena
Leister Klaus
Borden Ladner Gervais Llp
Carl Freudenberg Kg
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